(Keep it 100) To be keepin it one hunned means you are awesome, stayin cool, stayin chill, stayin happy, everything is all good. In the Christian sense of the phrase, it would mean, staying pure, keepin a close relationship with God 24/7 and staying holy. It means you've successfully stayed away from a habitual sin that always is comin up in your life. In the sense of a relationship it would mean everything is going well between the two people.
"Yo bro wassup? You been keepin it one hunned?"
Reply, "Ya man,I keep it one hunned all day err day!"
Example: "Hey you and Brittney keepin it one hunned?"
"Oh yeah, we going strong!"
Example:
"You been keepin it one hunned lately?"
"Ya me and God be tight right now, I'm pretty proud of how I've stayed close wit Him lately."
While our lifespan is the number of years we will live, our healthspan is the number of healthy years we will have and our sexspan is is the number of years we will continue to be healthy enough to continue having an active sex life.
A lighthearted reaction upon receiving disappointing news of some sort. Usually something that isn't a particularly a big deal, esp. when it primarily affects someone else - sort of a mild schadenfreude. Sometimes doubled or tripled, and possibly said in a sing-songy voice for added comedic effect to imitate a muted trumpet, which is how the meme originated.